<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title data-zh="智能家居系统 - ElectroTech Pro" data-en="Smart Home System - ElectroTech Pro">智能家居系统 - ElectroTech Pro</title>
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: #f8f9fa;
        }

        .header {
            background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .back-btn {
            background: rgba(255, 255, 255, 0.1);
            color: white;
            border: none;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .back-btn:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateX(-5px);
        }

        .lang-switch {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }

        .product-hero {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 4rem 0;
            text-align: center;
            margin-bottom: 3rem;
            border-radius: 20px;
            position: relative;
            overflow: hidden;
        }

        .product-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            opacity: 0.3;
        }

        .product-hero-content {
            position: relative;
            z-index: 2;
        }

        .product-hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease-out;
        }

        .product-hero p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto 2rem;
            animation: fadeInUp 1s ease-out 0.3s both;
        }

        .price-tag {
            font-size: 2rem;
            font-weight: bold;
            color: #ffd700;
            animation: fadeInUp 1s ease-out 0.6s both;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .content-section {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
        }

        .content-section:hover {
            transform: translateY(-5px);
        }

        .content-section h2 {
            color: #2c3e50;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .content-section h2 i {
            color: #3498db;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 3rem;
        }

        .feature-card {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            text-align: center;
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .feature-icon {
            font-size: 2.5rem;
            color: #3498db;
            margin-bottom: 1rem;
        }

        .specs-table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .specs-table th,
        .specs-table td {
            padding: 1rem;
            text-align: left;
            border-bottom: 1px solid #eee;
        }

        .specs-table th {
            background: #3498db;
            color: white;
            font-weight: bold;
        }

        .specs-table tr:hover {
            background: #f8f9fa;
        }

        .gallery {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }

        .gallery-item {
            background: #e9ecef;
            height: 200px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: #6c757d;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .gallery-item:hover {
            transform: scale(1.05);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .cta-section {
            background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
            color: white;
            padding: 3rem;
            border-radius: 15px;
            text-align: center;
            margin-top: 3rem;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 2rem;
        }

        .btn {
            padding: 1rem 2rem;
            border: none;
            border-radius: 25px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background: linear-gradient(45deg, #3498db, #2980b9);
            color: white;
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }

        @media (max-width: 768px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            
            .product-hero h1 {
                font-size: 2rem;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
        }
    </style>
</head>
<body>
    <header class="header">
        <div class="nav-container">
            <div class="logo">
                <i class="fas fa-bolt"></i>
                <span data-zh="电器专家" data-en="ElectroTech Pro">电器专家</span>
            </div>
            <a href="index.html" class="back-btn">
                <i class="fas fa-arrow-left"></i>
                <span data-zh="返回首页" data-en="Back to Home">返回首页</span>
            </a>
            <button class="lang-switch" onclick="toggleLanguage()">
                <i class="fas fa-globe"></i> <span id="lang-text">EN</span>
            </button>
        </div>
    </header>

    <div class="container">
        <div class="product-hero">
            <div class="product-hero-content">
                <h1 data-zh="智能家居系统" data-en="Smart Home System">智能家居系统</h1>
                <p data-zh="打造未来生活方式，让科技融入每一个生活细节，为您提供前所未有的便捷体验" data-en="Creating future lifestyle, integrating technology into every detail of life, providing unprecedented convenience">打造未来生活方式，让科技融入每一个生活细节，为您提供前所未有的便捷体验</p>
                <div class="price-tag">¥15,999</div>
            </div>
        </div>

        <div class="content-grid">
            <div class="content-section">
                <h2>
                    <i class="fas fa-star"></i>
                    <span data-zh="产品亮点" data-en="Product Highlights">产品亮点</span>
                </h2>
                <ul style="list-style: none; padding: 0;">
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-check" style="color: #27ae60; margin-right: 0.5rem;"></i><span data-zh="全屋智能控制" data-en="Whole house intelligent control">全屋智能控制</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-check" style="color: #27ae60; margin-right: 0.5rem;"></i><span data-zh="语音识别控制" data-en="Voice recognition control">语音识别控制</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-check" style="color: #27ae60; margin-right: 0.5rem;"></i><span data-zh="手机APP远程操作" data-en="Mobile APP remote control">手机APP远程操作</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-check" style="color: #27ae60; margin-right: 0.5rem;"></i><span data-zh="节能环保设计" data-en="Energy-saving eco design">节能环保设计</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-check" style="color: #27ae60; margin-right: 0.5rem;"></i><span data-zh="安全防护系统" data-en="Security protection system">安全防护系统</span></li>
                </ul>
            </div>

            <div class="content-section">
                <h2>
                    <i class="fas fa-cogs"></i>
                    <span data-zh="系统组成" data-en="System Components">系统组成</span>
                </h2>
                <ul style="list-style: none; padding: 0;">
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-lightbulb" style="color: #f39c12; margin-right: 0.5rem;"></i><span data-zh="智能照明系统" data-en="Smart lighting system">智能照明系统</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-thermometer-half" style="color: #e74c3c; margin-right: 0.5rem;"></i><span data-zh="温控调节系统" data-en="Temperature control system">温控调节系统</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-shield-alt" style="color: #3498db; margin-right: 0.5rem;"></i><span data-zh="安防监控系统" data-en="Security monitoring system">安防监控系统</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-music" style="color: #9b59b6; margin-right: 0.5rem;"></i><span data-zh="背景音乐系统" data-en="Background music system">背景音乐系统</span></li>
                    <li style="margin-bottom: 0.5rem;"><i class="fas fa-wifi" style="color: #1abc9c; margin-right: 0.5rem;"></i><span data-zh="智能网络中枢" data-en="Smart network hub">智能网络中枢</span></li>
                </ul>
            </div>
        </div>

        <div class="features-grid">
            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-mobile-alt"></i>
                </div>
                <h3 data-zh="移动控制" data-en="Mobile Control">移动控制</h3>
                <p data-zh="随时随地通过手机APP控制家中所有智能设备" data-en="Control all smart devices at home anytime via mobile APP">随时随地通过手机APP控制家中所有智能设备</p>
            </div>

            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-microphone"></i>
                </div>
                <h3 data-zh="语音控制" data-en="Voice Control">语音控制</h3>
                <p data-zh="支持中英文语音识别，解放双手的智能体验" data-en="Supports Chinese and English voice recognition for hands-free experience">支持中英文语音识别，解放双手的智能体验</p>
            </div>

            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-clock"></i>
                </div>
                <h3 data-zh="定时控制" data-en="Timer Control">定时控制</h3>
                <p data-zh="智能定时功能，让生活更有规律和节能" data-en="Smart timer function for more regular and energy-efficient living">智能定时功能，让生活更有规律和节能</p>
            </div>

            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-brain"></i>
                </div>
                <h3 data-zh="AI学习" data-en="AI Learning">AI学习</h3>
                <p data-zh="系统自动学习用户习惯，提供个性化服务" data-en="System automatically learns user habits to provide personalized services">系统自动学习用户习惯，提供个性化服务</p>
            </div>
        </div>

        <div class="content-section">
            <h2>
                <i class="fas fa-list-alt"></i>
                <span data-zh="技术规格" data-en="Technical Specifications">技术规格</span>
            </h2>
            <table class="specs-table">
                <thead>
                    <tr>
                        <th data-zh="项目" data-en="Item">项目</th>
                        <th data-zh="规格" data-en="Specification">规格</th>
                    </tr>
                </thead>
                <tbody>
                    <tr>
                        <td data-zh="工作电压" data-en="Operating Voltage">工作电压</td>
                        <td>AC 220V / DC 12V</td>
                    </tr>
                    <tr>
                        <td data-zh="通信协议" data-en="Communication Protocol">通信协议</td>
                        <td>WiFi 6, Zigbee 3.0, Bluetooth 5.0</td>
                    </tr>
                    <tr>
                        <td data-zh="控制距离" data-en="Control Range">控制距离</td>
                        <td data-zh="室内100米，室外300米" data-en="Indoor 100m, Outdoor 300m">室内100米，室外300米</td>
                    </tr>
                    <tr>
                        <td data-zh="设备容量" data-en="Device Capacity">设备容量</td>
                        <td data-zh="最多支持200个设备" data-en="Up to 200 devices">最多支持200个设备</td>
                    </tr>
                    <tr>
                        <td data-zh="工作温度" data-en="Operating Temperature">工作温度</td>
                        <td>-10°C ~ +50°C</td>
                    </tr>
                    <tr>
                        <td data-zh="安装方式" data-en="Installation">安装方式</td>
                        <td data-zh="壁挂式/嵌入式" data-en="Wall-mounted/Embedded">壁挂式/嵌入式</td>
                    </tr>
                </tbody>
            </table>
        </div>

        <div class="content-section">
            <h2>
                <i class="fas fa-images"></i>
                <span data-zh="产品展示" data-en="Product Gallery">产品展示</span>
            </h2>
            <div class="gallery">
                <div class="gallery-item">
                    <i class="fas fa-home"></i>
                </div>
                <div class="gallery-item">
                    <i class="fas fa-lightbulb"></i>
                </div>
                <div class="gallery-item">
                    <i class="fas fa-thermometer-half"></i>
                </div>
                <div class="gallery-item">
                    <i class="fas fa-shield-alt"></i>
                </div>
            </div>
        </div>

        <div class="cta-section">
            <h2 data-zh="立即体验智能生活" data-en="Experience Smart Living Now">立即体验智能生活</h2>
            <p data-zh="专业团队提供上门安装服务，一年质保，终身技术支持" data-en="Professional team provides door-to-door installation, one-year warranty, lifetime technical support">专业团队提供上门安装服务，一年质保，终身技术支持</p>
            <div class="cta-buttons">
                <a href="#" class="btn btn-primary" data-zh="立即购买" data-en="Buy Now">立即购买</a>
                <a href="#" class="btn btn-secondary" data-zh="预约演示" data-en="Schedule Demo">预约演示</a>
                <a href="#" class="btn btn-secondary" data-zh="技术咨询" data-en="Technical Consultation">技术咨询</a>
            </div>
        </div>
    </div>

    <script>
        let currentLang = 'zh';

        function toggleLanguage() {
            currentLang = currentLang === 'zh' ? 'en' : 'zh';
            updateLanguage();
        }

        function updateLanguage() {
            const elements = document.querySelectorAll('[data-zh][data-en]');
            elements.forEach(element => {
                if (currentLang === 'zh') {
                    element.textContent = element.getAttribute('data-zh');
                } else {
                    element.textContent = element.getAttribute('data-en');
                }
            });

            document.getElementById('lang-text').textContent = currentLang === 'zh' ? 'EN' : '中文';
            document.documentElement.lang = currentLang === 'zh' ? 'zh-CN' : 'en';
        }

        document.addEventListener('DOMContentLoaded', function() {
            updateLanguage();
        });
    </script>
</body>
</html>
